Question

21,38· (324,6-224,6)+2643,3-2643,3:33 

Answer 1

$21.38*(324.6-224.6)+2643.3-2643.3/33=4701.2 \ 1) 324.6-224.6=100 \ 2) 21.38*100=2138\3)2643.3/33=80.1\4)2138+2643.3=4781.3\5)4781.3-80.1=4701.2$

Answer 2

$21,38cdot(324,6-224,6)+2643,3-2643,3:33\\=21,38cdot100+2643,3-80,1\\=2138+2643,3-80,1\\=4781,3-80,1\\=4701,2$